Please follow the below link to get this ultimate guide - https://bit.ly/2Zv7LXG TheIBM Certified Database Administrator - DB2 11 DBA for z/OS Certification Exam validates that you have the skills to install, configure, manage, and maintain WebSphere Application Server Network Deployment (WAS ND) Version 9.0. This certification also combines two skills: classic administration knowledge of the underlying WAS ND architecture and additional skills related to configuration management, application deployment, and related services.